S - Agricultura 993

U.S. Fish and Wildlife Service 290 U.S. Army Engineer Waterways Experiment Station Coastal Ecology Group 95 National Wetlands Research Center (U.S.) 62 United States Bureau of Sport Fisheries and Wildlife 55 United States Bureau of Biological Survey 44 United States Bureau of the Census 40 U.S. Fish and Wildlife Service Region 7 39 National Coastal Ecosystems Team (U.S.) 38 U.S. Fish and Wildlife Service Division of Federal Aid 30 United States Department of Agriculture 24 United States Congress. House. Select Committee on Conservation of Wildlife Resources 22 Pauley, Gilbert B 18 United States General Accounting Office 17 Wisconsin Department of Natural Resources 17 United States Bureau of Land Management 16 United States Bureau of Commercial Fisheries 14 Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.) 12 Van Den Avyle, Michael J 12 U.S. Fish and Wildlife Service Division of Ecological Services 11 United States Department of the Interior. Alaska Planning Group 11 United States National Marine Fisheries Service 11 U.S. Fish and Wildlife Service Region 4 10 Utah Division of Wildlife Resources 10 Western Energy and Land Use Team 10 Biological Services Program (U.S.) 9 Canadian Wildlife Service 9 Hay, Michael J 9 United States Congress. House. Committee on Merchant Marine and Fisheries. Subcommittee on Fisheries and Wildlife Conservation 9 Hassler, Thomas J 8 Lansing, Robert, 1864-1928 8 ver todos ...

English 992 Hawaiian 2 French 1

Periodicals 112 Statistics 37 Bibliography 25 Congresses 16 Government publications 14 Conference papers and proceedings 12 History 10 Abstracts 9 Handbooks, manuals, etc 9 Indexes 8 Bibliographies 7 Handbooks and manuals 6 Identification 5 Maps 5 Field guides 4 Guidebooks 4 Périodiques 4 Technical reports 4 Biography 3 Classification 3 Directories 3 Electronic journals 3 Periodical 3 Rapports techniques 3 Résumés analytiques 3 periodicals 3 technical reports 3 Anecdotes 2 Biographies 2 Catalogs 2 ver todos ...

1844-1919 1 1900 - 1999 1 1958- 1 20th century 1

United States 332 Alaska 71 California 42 North America 38 Pacific Coast (U.S.) 35 Atlantic Coast (U.S.) 31 Wisconsin 26 Pacific Coast 19 Florida 17 Utah 17 Colorado 15 Oregon 15 Canada 14 North Dakota 14 Arizona 11 North Carolina 11 West (U.S.) 11 Gulf Coast (U.S.) 10 Innoko National Wildlife Refuge 10 Innoko National Wildlife Refuge (Alaska) 10 Mexico, Gulf of 10 Montana 10 Wyoming 10 Washington (State) 9 Pennsylvania 8 Atlantic Coast 7 Great Plains 7 Nebraska 7 Texas 7 Yukon Delta National Wildlife Refuge (Alaska) 7 ver todos ...